- Create highlightsController with subscription API and event store integration
- Auto-load user highlights on app start (alongside bookmarks and contacts)
- Store highlight events in applesauce event store for offline support
- Update Me.tsx to use controller for own profile highlights
- Add optional eventStore parameter to all highlight fetch functions
- Pass eventStore through Debug component for persistent storage
- Implement incremental sync with localStorage-based lastSyncedAt tracking
- Add generation-based cancellation for in-flight requests
- Reset highlights on logout
Closes #highlights-controller
- Add in-memory cache with 60s TTL for article/url/author queries
- Check cache before network fetch to reduce redundant queries
- Support force flag to bypass cache when needed
- Stream cached results through onHighlight callback for consistency
- Improve error handling in fetchHighlightsForUrl to prevent silent failures
- Remove redundant setHighlights call that was overwriting streamed highlights
- Add logging to help diagnose highlight fetching issues
- Isolate rebroadcast errors so they don't break highlight display
